Types: Single-sided, double-sided, multi-layers (max 28 layers) and Rigid-flexible pcb, aluminium board Surface finishing: Hasl(lf), gold plating, electroless nickel immersion gold, Immersion tin, osp(entek) Base material:Polyimide(kapton), polyester(pet), aluminium, fr4 Copper foil:Ed/ra Min. Line width:2 mil Min. Line spacing:2 mil Min. Hole size:0.2mm Max. Board size:800x400mm Min. Board thickness:0.1mm Min. Solder mask thickness:10um Solder mask types:Green, yellow, black, white, blue, red and clear Profiling:Punching, routing, v-cut Soldering thermal resistance:300°c/10 seconds Peeling strength:=1.4kg/cm Surface resistance:105mo Insulation resistance:105mo Dielectric strength:9.8x105v/cm Flammability:Ul-94v-0 Performance test: 100% electrical and electricity performance test